docker build -t duhongming/java:8-alpine-jdk .
docker tag duhongming/java:8-alpine-jdk  registry.cn-hangzhou.aliyuncs.com/duhongming/java:8-alpine-jdk 

docker push duhongming/java:8-alpine-jdk 
docker push registry.cn-hangzhou.aliyuncs.com/duhongming/java:8-alpine-jdk 
